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configure.ac
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dnl **********************************************************************
dnl *
dnl * PostGIS - Spatial Types for PostgreSQL
dnl * http://postgis.net
dnl * Copyright 2008 Mark Cave-Ayland
dnl *
dnl * This is free software; you can redistribute and/or modify it under
dnl * the terms of the GNU General Public Licence. See the COPYING file.
dnl *
dnl **********************************************************************
AC_INIT()
AC_CONFIG_HEADERS([postgis_config.h])
AC_CONFIG_MACRO_DIR([macros])
AC_CONFIG_AUX_DIR([build-aux])
AC_PROG_INSTALL
dnl Invoke libtool: we do this as it is the easiest way to find the PIC
dnl flags required to build liblwgeom
AC_PROG_LIBTOOL
dnl
dnl Compilers
dnl
AC_PROG_CC
AC_PROG_CPP
AC_PROG_GREP
dnl
dnl SQL Preprocessor
dnl
AC_PATH_PROG([CPPBIN], [cpp], [])
if test "x$CPPBIN" != "x"; then
SQLPP="${CPPBIN} -traditional-cpp -w -P"
else
AC_PATH_PROG([GPP], [gpp_], [])
if test "x$GPP" != "x"; then
SQLPP="${GPP} -C -s \'" dnl Use better string support
else
if test "x${CPP}" != "x"; then
SQLPP="${CPP} -traditional-cpp"
else
AC_MSG_ERROR([Required "cpp" command not found])
fi
fi
fi
AC_SUBST([SQLPP])
dnl
dnl Silence warning: ar: 'u' modifier ignored since 'D' is the default
dnl
AC_SUBST(AR_FLAGS, [cr])
dnl
dnl Define PIC flags in PICFLAGS (note: this variable is set as part of libtool initialisation above)
dnl
PICFLAGS="$lt_prog_compiler_pic"
AC_SUBST([PICFLAGS])
dnl
dnl For GCC enable additional warning flags -Wall and -Wmissing-prototypes (using macro included with libtool)
dnl
WARNFLAGS=""
AC_LIBTOOL_COMPILER_OPTION([if $compiler supports -Wall], [_cv_wall], [-Wall], [], [WARNFLAGS="$WARNFLAGS -Wall"], [])
AC_LIBTOOL_COMPILER_OPTION([if $compiler supports -Wmissing-prototypes], [_cv_misprot], [-Wmissing-prototypes], [], [WARNFLAGS="$WARNFLAGS -Wmissing-prototypes"], [])
AC_SUBST([WARNFLAGS])
dnl
dnl For some GCC versions and platforms, floating point issues need to be
dnl ironed out.
NUMERICFLAGS=""
AC_LIBTOOL_COMPILER_OPTION([if $compiler supports -ffloat-store], [dummy_cv_ffloat_store], [-ffloat-store], [], [NUMERICFLAGS="$NUMERICFLAGS -ffloat-store"], [])
AC_SUBST([NUMERICFLAGS])
dnl
dnl Exporting used library symbols in the module is a source of issues,
dnl see https://trac.osgeo.org/postgis/ticket/3281
dnl
EXCLUDELIBS_LDFLAGS=""
AC_LIBTOOL_LINKER_OPTION([if $compiler supports --exclude-libs], [_cv_exclude_libs], [[-Wl,--exclude-libs,ALL]], [EXCLUDELIBS_LDFLAGS="-Wl,--exclude-libs,ALL"])
AC_SUBST([EXCLUDELIBS_LDFLAGS])
dnl
dnl Define executable suffix for use with the loader Makefiles
dnl
EXESUFFIX="$ac_cv_exeext"
AC_SUBST([EXESUFFIX])
dnl
dnl Version Information imported from Version.config
dnl
POSTGIS_MAJOR_VERSION=`cat Version.config | grep ^POSTGIS_MAJOR_VERSION | sed 's/[[^=]]*=\([[0-9]]\)/\1/g'`
POSTGIS_MINOR_VERSION=`cat Version.config | grep ^POSTGIS_MINOR_VERSION | sed 's/[[^=]]*=\([[0-9]]\)/\1/g'`
POSTGIS_MICRO_VERSION=`cat Version.config | grep ^POSTGIS_MICRO_VERSION | sed 's/[[^=]]*=\([[0-9]]\)/\1/g'`
AC_DEFINE_UNQUOTED([POSTGIS_MAJOR_VERSION], ["$POSTGIS_MAJOR_VERSION"], [PostGIS major version])
AC_DEFINE_UNQUOTED([POSTGIS_MINOR_VERSION], ["$POSTGIS_MINOR_VERSION"], [PostGIS minor version])
AC_DEFINE_UNQUOTED([POSTGIS_MICRO_VERSION], ["$POSTGIS_MICRO_VERSION"], [PostGIS micro version])
AC_SUBST([POSTGIS_MAJOR_VERSION])
AC_SUBST([POSTGIS_MINOR_VERSION])
AC_SUBST([POSTGIS_MICRO_VERSION])
dnl
dnl Liblwgeom version information imported from Version.config
dnl
LIBLWGEOM_CURRENT=`cat Version.config | grep ^LIBLWGEOM_IFACE_CUR | sed 's/[[^=]]*=\([[0-9]]\)/\1/g'`
LIBLWGEOM_AGE=`cat Version.config | grep ^LIBLWGEOM_IFACE_AGE | sed 's/[[^=]]*=\([[0-9]]\)/\1/g'`
LIBLWGEOM_REV=`cat Version.config | grep ^LIBLWGEOM_IFACE_REV | sed 's/[[^=]]*=\([[0-9]]\)/\1/g'`
AC_SUBST([LIBLWGEOM_CURRENT])
AC_SUBST([LIBLWGEOM_AGE])
AC_SUBST([LIBLWGEOM_REV])
dnl
dnl Search for flex/bison to build the parser
dnl
AC_PROG_LEX
AC_PROG_YACC
AC_SUBST([LEX])
AC_SUBST([YACC])
dnl
dnl Search for OS-specific headers
dnl
AC_CHECK_HEADER([ieeefp.h], [HAVE_IEEEFP_H=1], [HAVE_IEEEFP_H=0])
AC_DEFINE_UNQUOTED([HAVE_IEEEFP_H], [$HAVE_IEEEFP_H], [ieeefp.h header])
AC_CHECK_HEADER([termios.h], [HAVE_TERMIOS_H=1], [HAVE_TERMIOS_H=0])
AC_DEFINE_UNQUOTED([HAVE_TERMIOS_H], [$HAVE_TERMIOS_H], [termios.h header])
dnl
dnl Check for platform-specific functions
dnl
AC_CHECK_FUNC(vasprintf, AC_DEFINE([HAVE_VASPRINTF]))
AC_CHECK_FUNC(asprintf, AC_DEFINE([HAVE_ASPRINTF]))
AC_FUNC_FSEEKO()
dnl
dnl First see if we have isfinite in basic header
dnl then check to see if it's a GNU extension
dnl
AC_CHECK_DECL(isfinite,
[AC_DEFINE([HAVE_ISFINITE])],
[],
[#include <math.h>])
dnl Clear the cache
unset ac_cv_have_decl_isfinite
AC_CHECK_DECL(isfinite,
AC_DEFINE([HAVE_GNU_ISFINITE]),
[],
[[
#define _GNU_SOURCE
#include <math.h>
]])
dnl
dnl MingW requires use of pwd -W to give proper Windows (not MingW) paths
dnl for in-place regression tests
dnl
case $host_os in
*mingw*)
MINGWBUILD=1
;;
*)
MINGWBUILD=0
;;
esac
AC_SUBST([MINGWBUILD])
AC_PATH_PROG([PERL], [perl], [])
if test "x$PERL" = "x"; then
AC_MSG_ERROR([Perl was not found. Building PostGIS requires Perl.])
fi
AC_SUBST([PERL])
dnl ===========================================================================
dnl Find components needed to build documentation
dnl ===========================================================================
dnl
dnl Search for xsltproc which is required for building documentation
dnl
CAN_BUILD_COMMENTS=yes
AC_PATH_PROG([XSLTPROC], [xsltproc], [])
if test "x$XSLTPROC" = "x"; then
AC_MSG_WARN([xsltproc is not installed so documentation cannot be built])
CAN_BUILD_COMMENTS=no
fi
CAN_BUILD_PDF=${CAN_BUILD_COMMENTS}
AC_PATH_PROG([IMAGEMAGICK], [convert], [])
if test "x$IMAGEMAGICK" = "x"; then
AC_MSG_WARN([ImageMagick does not seem to be installed. Documentation cannot be built])
CAN_BUILD_PDF=no
fi
AC_PATH_PROG([DBLATEX], [dblatex], [])
if test "x$DBLATEX" = "x"; then
AC_MSG_WARN([dblatex is not installed so PDF documentation cannot be built])
CAN_BUILD_PDF=no
fi
AC_SUBST(CAN_BUILD_COMMENTS)
AC_SUBST(CAN_BUILD_PDF)
AC_PATH_PROG([XMLLINT], [xmllint], [])
if test "x$XMLLINT" = "x"; then
AC_MSG_WARN([xmllint is not installed so documentation cannot be checked])
fi
dnl
dnl Allow the user to specify the location of the html/docbook.xsl stylesheet
dnl
AC_ARG_WITH([xsldir],
[AS_HELP_STRING([--with-xsldir=PATH], [specify the directory containing the docbook.xsl stylesheet])],
[XSLBASE="$withval"], [XSLBASE=""])
XSLBASE_AUTO=""
if test "x$XSLBASE" = "x"; then
dnl If the user did not specify a directory for the docbook
dnl stylesheet, choose the first directory
dnl that matches from the following list
SEARCHPATH="
/usr/share/sgml/docbook/xsl-stylesheets
/usr/share/xml/docbook/stylesheet/docbook-xsl
/usr/share/xml/docbook/stylesheet/nwalsh
/usr/share/sgml/docbook/stylesheet/xsl/nwalsh
/opt/local/share/xsl/docbook-xsl
/usr/local/share/xsl/docbook-xsl
/usr/share/xsl/docbook-xsl
"
for p in ${SEARCHPATH}; do
if test -r "${p}"/html/docbook.xsl; then
XSLBASE_AUTO="${p}"
break
fi
done
dnl Check to see if the automatically searched paths above located a
dnl valid Docbook stylesheet
if test "x$XSLBASE_AUTO" = "x"; then
AC_MSG_WARN([could not locate Docbook stylesheets required to build the documentation])
fi
else
dnl The user specified an alternate directory so make sure everything
dnl looks sensible
if test ! -d "$XSLBASE"; then
AC_MSG_ERROR([the docbook stylesheet directory specified using --with-xsldir does not exist])
fi
if test ! -f "$XSLBASE/html/docbook.xsl"; then
AC_MSG_ERROR([the docbook stylesheet directory specified using --with-xsldir does not contain the html/docbook.xsl file])
fi
fi
dnl
dnl If XSLBASE has been set then at this point we know it must be
dnl valid and so we can just use it. If XSLBASE_AUTO has been set, and XSLBASE
dnl is empty then a valid stylesheet was found in XSLBASE_AUTO so we
dnl should use that. Otherwise just continue silently with a blank XSLBASE
dnl variable which will trigger the error message in the documentation Makefile
dnl
if test "x$XSLBASE" = "x"; then
if test ! "x$XSLBASE_AUTO" = "x"; then
XSLBASE="$XSLBASE_AUTO"
fi
fi
AC_SUBST([XSLBASE])
dnl
dnl Let's see if we can find mathml2.dtd
dnl
AC_ARG_WITH([mathmldtd],
[AS_HELP_STRING([--with-mathmldtd=PATH], [specify the dtd path for mathml2.dtd])],
[MATHML2_DTD="$withval"], [MATHML2_DTD=""])
dnl TODO: get more paths to add here...
if test "x$MATHML2_DTD" = "x"; then
MATHML2_DTD="http://www.w3.org/Math/DTD/mathml2/mathml2.dtd"
SEARCHPATH="
/usr/share/xml/schema/w3c/mathml/dtd
"
for p in ${SEARCHPATH}; do
if test -r "${p}"/mathml2.dtd; then
MATHML2_DTD="${p}/mathml2.dtd"
break
fi
done
fi
AC_SUBST([MATHML2_DTD])
dnl ===========================================================================
dnl Detect CUnit if it is installed (used for unit testing)
dnl
dnl Note that we pass any specified CPPFLAGS and LDFLAGS into the Makefile
dnl as CUnit is the only compile-time dependency that cannot obtain any
dnl specialised flags using a --with-X parameter, and so we allow this
dnl information to be passed in if required.
dnl ===========================================================================
CUNIT_LDFLAGS=""
AC_CHECK_HEADER([CUnit/CUnit.h], [
CUNIT_CPPFLAGS="$CPPFLAGS"
AC_CHECK_LIB([cunit], [CU_initialize_registry], [CUNIT_LDFLAGS="$LDFLAGS -lcunit"], [AC_MSG_WARN([could not locate CUnit required for unit tests])])
],
[
AC_MSG_WARN([could not locate CUnit required for unit tests])
])
AC_SUBST([CUNIT_CPPFLAGS])
AC_SUBST([CUNIT_LDFLAGS])
dnl ===========================================================================
dnl Detect iconv if it is installed (used for shp2pgsql encoding conversion
dnl if available)
dnl ===========================================================================
ICONV_CFLAGS=""
ICONV_LDFLAGS=""
AC_ARG_WITH([libiconv],
[AS_HELP_STRING([--with-libiconv=PATH], [specify a path to non-default libiconv installation])],
[LIBICONV_PATH="$withval"], [LIBICONV_PATH=""])
LDFLAGS_SAVE="$LDFLAGS"
CFLAGS_SAVE="$CFLAGS"
if test "x$LIBICONV_PATH" != "x"; then
AC_MSG_RESULT([checking user-specified libiconv location: $LIBICONV_PATH])
ICONV_CFLAGS="-I$LIBICONV_PATH/include"
ICONV_LDFLAGS="-L$LIBICONV_PATH/lib"
LDFLAGS="$ICONV_LDFLAGS $LDFLAGS"
CFLAGS="$ICONV_CFLAGS $CFLAGS"
fi
HAVE_ICONV_H=0
AC_CHECK_HEADER([iconv.h], [HAVE_ICONV_H=1], [])
dnl If we find the header file, try and link against the library
if test "x$HAVE_ICONV_H" = "x1"; then
dnl libconv defines iconv_open to libiconv_open, so we'll check that directly
AC_CHECK_LIB([iconv], [libiconv_open], [ICONV_LDFLAGS="$ICONV_LDFLAGS -liconv" HAVE_ICONV=1], [])
if test "x$HAVE_ICONV" = "x"; then
dnl Check for iconv included as part of libc, using iconv_open
AC_CHECK_LIB([c], [iconv_open], [ICONV_LDFLAGS="$ICONV_LDFLAGS -lc" HAVE_ICONV=1], [])
if test "x$HAVE_ICONV" = "x"; then
dnl But it's possible this implementation of libiconv doesn't have a libiconv_* define
AC_CHECK_LIB([iconv], [iconv_open], [ICONV_LDFLAGS="$ICONV_LDFLAGS -liconv" HAVE_ICONV=1], [])
if test "x$HAVE_ICONV" = "x"; then
dnl No iconv library was found; issue a warning to the console
AC_MSG_ERROR([Could not find libiconv. Please install libiconv and libiconv-devel.])
fi
fi
fi
else
dnl No iconv header was found; issue a warning to the console
AC_MSG_ERROR([Could not find iconv.h header. Please install libiconv and libiconv-devel.])
fi
AC_CHECK_FUNCS([iconvctl libiconvctl],[],[])
LDFLAGS="$LDFLAGS_SAVE"
CFLAGS="$CFLAGS_SAVE"
dnl Only define HAVE_ICONV in postgis_config.h if we detect iconv sucessfully
if test "x$HAVE_ICONV" != "x"; then
AC_DEFINE_UNQUOTED([HAVE_ICONV], [$HAVE_ICONV], [Defined if libiconv headers and library are present])
fi
AC_SUBST([ICONV_LDFLAGS])
AC_SUBST([ICONV_CFLAGS])
LIBLWGEOM_ONLY="no"
AC_SUBST([LIBLWGEOM_ONLY])
dnl ===========================================================================
dnl Detect the version of PostgreSQL installed on the system, if needed
dnl ===========================================================================
AC_ARG_VAR(PG_CONFIG, [PostgreSQL configure command to determine Postgres version to build against.])
AC_ARG_WITH([pgconfig],
[AS_HELP_STRING([--with-pgconfig=FILE], [specify an alternative pg_config file or disable postgresql (--without-pgconfig)])],
[PG_CONFIG="$withval"], [])
if test "x$PG_CONFIG" = "xno"; then
LIBLWGEOM_ONLY="yes"
AC_MSG_RESULT([PostgreSQL support disabled])
elif test "x$PG_CONFIG" = "x"; then
dnl PG_CONFIG was not specified, so search within the current path
AC_PATH_PROG([PG_CONFIG], [pg_config])
dnl If we couldn't find pg_config, display an error
if test "x$PG_CONFIG" = "x"; then
AC_MSG_ERROR([could not find pg_config within the current path. You may need to re-run configure with a --with-pgconfig parameter.])
fi
else
dnl PG_CONFIG was specified; display a message to the user
if test "x$PG_CONFIG" = "xyes"; then
AC_MSG_ERROR([you must specify a parameter to --with-pgconfig, e.g. --with-pgconfig=/path/to/pg_config])
else
if test -f "$PG_CONFIG"; then
AC_MSG_RESULT([Using user-specified pg_config file: $PG_CONFIG])
else
AC_MSG_ERROR([the user-specified pg_config file $PG_CONFIG does not exist])
fi
fi
fi
if test "x$LIBLWGEOM_ONLY" = "xno"; then
dnl ===========================================================================
dnl Ensure that $PG_CONFIG --pgxs points to a valid file. This is because some
dnl distributions such as Debian also include pg_config as part of libpq-dev
dnl packages, but don't install the Makefile it points to unless
dnl the postgresql-server-dev packages are installed :)
dnl ===========================================================================
PGXS=`"$PG_CONFIG" --pgxs`
if test "x$PGXS" = "x" -o ! -f "$PGXS"; then
AC_MSG_ERROR([the PGXS Makefile $PGXS cannot be found. Please install the PostgreSQL server development packages and re-run configure.])
fi
AC_SUBST([PGXS])
dnl Extract the version information from pg_config
dnl Note: we extract the major & minor separately, ensure they are numeric, and then combine to give
dnl the final version. This is to guard against user error...
PGSQL_FULL_VERSION=`"$PG_CONFIG" --version`
PGSQL_MAJOR_VERSION=`echo $PGSQL_FULL_VERSION | sed 's/[[^0-9]]*\([[0-9]]*\).*/\1/'`
PGSQL_MINOR_VERSION=`$PG_CONFIG --version | sed 's/[[^0-9]]*\([[0-9]]\)\.\([[0-9]]\).*/\2/'`
if test $PGSQL_MAJOR_VERSION -gt 9; then
dnl ==================================================================
dnl Starting with PostgreSQL 10, major is the new minor
dnl This is to prevent things like 10.31 ranking higher than 11.0
dnl===================================================================
PGSQL_MINOR_VERSION=0
fi
POSTGIS_PGSQL_VERSION="$PGSQL_MAJOR_VERSION$PGSQL_MINOR_VERSION"
PGSQL_PKGLIBDIR=`"$PG_CONFIG" --pkglibdir`
PGSQL_LIBDIR=`"$PG_CONFIG" --libdir`
PGSQL_SHAREDIR=`"$PG_CONFIG" --sharedir`
AC_MSG_RESULT([checking PostgreSQL version... $PGSQL_FULL_VERSION])
dnl Ensure that we are using PostgreSQL >= 9.3
if test $POSTGIS_PGSQL_VERSION -lt 93; then
AC_MSG_ERROR([PostGIS requires PostgreSQL >= 9.3])
fi
HAVE_BRIN=no
if test $POSTGIS_PGSQL_VERSION -gt 94; then
HAVE_BRIN=yes
fi
dnl Note: We don't need the server-side LDFLAGS or CPPFLAGS because we get these from PGXS
dnl Extract the linker and include flags for the frontend (for programs that use libpq)
PGSQL_FE_LDFLAGS=-L`"$PG_CONFIG" --libdir`" -lpq"
PGSQL_FE_CPPFLAGS=-I`"$PG_CONFIG" --includedir`
AC_SUBST([PGSQL_FE_LDFLAGS])
AC_SUBST([PGSQL_FE_CPPFLAGS])
dnl Extract the include flags for the backend (libpgcommon)
PGSRV_INC=`"$PG_CONFIG" --includedir-server`
PGSQL_BE_CPPFLAGS="-I${PGSRV_INC}"
dnl Add $PGSRV_INC/port/win32 to MinGW build to pick up netdb.h
case $host in
*mingw32*)
PGSQL_BE_CPPFLAGS="${PGSQL_BE_CPPFLAGS} -I${PGSRV_INC}/port/win32"
;;
esac
AC_SUBST([PGSQL_BE_CPPFLAGS])
dnl Extract the documentation and man page directories
PGSQL_DOCDIR=`"$PG_CONFIG" --docdir`
PGSQL_MANDIR=`"$PG_CONFIG" --mandir`
AC_SUBST([PGSQL_DOCDIR])
AC_SUBST([PGSQL_MANDIR])
dnl Extract the locale directory
PGSQL_LOCALEDIR=`"$PG_CONFIG" --localedir`
AC_DEFINE_UNQUOTED([PGSQL_LOCALEDIR], ["$PGSQL_LOCALEDIR"], [Location of PostgreSQL locale directory])
dnl Extract the executable directory
PGSQL_BINDIR=`"$PG_CONFIG" --bindir`
AC_SUBST([PGSQL_BINDIR])
dnl Extract the share directory
PGSQL_SHAREDIR=`"$PG_CONFIG" --sharedir`
AC_SUBST([PGSQL_SHAREDIR])
dnl Ensure that we can parse libpq-fe.h
CPPFLAGS_SAVE="$CPPFLAGS"
CPPFLAGS="$PGSQL_FE_CPPFLAGS"
AC_CHECK_HEADER([libpq-fe.h], [], [AC_MSG_ERROR([could not find libpq-fe.h])])
CPPFLAGS="$CPPFLAGS_SAVE"
dnl Ensure we can link against libpq
LIBS_SAVE="$LIBS"
LIBS="$PGSQL_FE_LDFLAGS"
AC_CHECK_LIB([pq], [PQserverVersion],
[],
[AC_MSG_ERROR([could not find libpq])],
[])
LIBS="$LIBS_SAVE"
AC_DEFINE_UNQUOTED([POSTGIS_PGSQL_VERSION], [$POSTGIS_PGSQL_VERSION], [PostgreSQL server version])
AC_SUBST([POSTGIS_PGSQL_VERSION])
AC_SUBST([HAVE_BRIN])
fi dnl LIBLWGEOM_ONLY != no
dnl ===========================================================================
dnl Explain our prefix policy if necessary.
dnl ===========================================================================
if test "$prefix" != "NONE"; then
AC_MSG_RESULT([------------------------------------------------------------------------])
AC_MSG_RESULT([ WARNING: You have set the --prefix to '$prefix'. But we mostly ])
AC_MSG_RESULT([ ignore the --prefix. For your info, using the values determined from ])
AC_MSG_RESULT([ $PG_CONFIG we will be installing: ])
AC_MSG_RESULT([ * postgis shared library in $PGSQL_LIBDIR ])
AC_MSG_RESULT([ * postgis SQL files in $PGSQL_SHAREDIR/contrib/postgis-$POSTGIS_MAJOR_VERSION.$POSTGIS_MINOR_VERSION ])
AC_MSG_RESULT([ * postgis executables in $PGSQL_BINDIR ])
AC_MSG_RESULT([------------------------------------------------------------------------])
fi
dnl ===========================================================================
dnl Detect libxml2 if it is installed
dnl (needed to GeomFromGML and GeomFromKML functions)
dnl ===========================================================================
AC_ARG_WITH([xml2config],
[AS_HELP_STRING([--with-xml2config=FILE], [specify an alternative xml2-config file])],
[XML2CONFIG="$withval"], [XML2CONFIG=""])
if test "x$XML2CONFIG" = "x"; then
dnl XML2CONFIG was not specified, so search within the current path
AC_PATH_PROG([XML2CONFIG], [xml2-config])
dnl If we couldn't find xml2-config, display a warning
if test "x$XML2CONFIG" = "x"; then
AC_MSG_ERROR([could not find xml2-config from libxml2 within the current path. You may need to try re-running configure with a --with-xml2config parameter.])
fi
else
dnl XML2CONFIG was specified; display a message to the user
if test "x$XML2CONFIG" = "xyes"; then
AC_MSG_ERROR([you must specify a parameter to --with-xml2config, e.g. --with-xml2config=/path/to/xml2-config])
else
if test -f $XML2CONFIG; then
AC_MSG_RESULT([Using user-specified xml2-config file: $XML2CONFIG])
else
AC_MSG_ERROR([the user-specified xml2-config file $XML2CONFIG does not exist])
fi
fi
fi
dnl Extract the linker and include flags
XML2_LDFLAGS=`$XML2CONFIG --libs`
XML2_CPPFLAGS=`$XML2CONFIG --cflags`
dnl
dnl XCode in 10.12 supplies bad flags in xml2config resulting
dnl in compile errors. For that one version, we force the prefix
dnl to match where we know the libraries reside
dnl
case $host_os in
darwin*)
AC_PATH_PROG([XCRUN], [xcrun])
if test "x$XCRUN" = "x"; then
AC_MSG_RESULT([using OSX XCode... no])
else
XCODE_VER=`$XCRUN --show-sdk-version`
if test $XCODE_VER = "10.12"; then
AC_MSG_RESULT([applying OSX XCode 10.12 libxml special case... yes])
XML2_LDFLAGS=`$XML2CONFIG --exec-prefix=/usr --libs`
else
AC_MSG_RESULT([using OSX XCode $XCODE_VER... yes])
fi
fi
;;
esac
dnl Extract the version
POSTGIS_LIBXML2_VERSION=`$XML2CONFIG --version`
dnl Check headers file
CPPFLAGS_SAVE="$CPPFLAGS"
CPPFLAGS="$XML2_CPPFLAGS"
AC_CHECK_HEADERS([libxml/tree.h libxml/parser.h libxml/xpath.h libxml/xpathInternals.h],
[], [AC_MSG_ERROR([could not find headers include related to libxml2])])
CPPFLAGS="$CPPFLAGS_SAVE"
dnl Ensure we can link against libxml2
LIBS_SAVE="$LIBS"
LIBS="$XML2_LDFLAGS"
AC_CHECK_LIB([xml2], [xmlInitParser], [], [AC_MSG_ERROR([could not find libxml2])], [])
LIBS="$LIBS_SAVE"
AC_DEFINE_UNQUOTED([POSTGIS_LIBXML2_VERSION], ["$POSTGIS_LIBXML2_VERSION"], [PostGIS libxml2 version])
AC_SUBST([POSTGIS_LIBXML2_VERSION])
dnl ===========================================================================
dnl Detect the version of GEOS installed on the system
dnl ===========================================================================
AC_ARG_WITH([geosconfig],
[AS_HELP_STRING([--with-geosconfig=FILE], [specify an alternative geos-config file])],
[GEOSCONFIG="$withval"], [GEOSCONFIG=""])
if test "x$GEOSCONFIG" = "x"; then
dnl GEOSCONFIG was not specified, so search within the current path
AC_PATH_PROG([GEOSCONFIG], [geos-config])
dnl If we couldn't find geos-config, display an error
if test "x$GEOSCONFIG" = "x"; then
AC_MSG_ERROR([could not find geos-config within the current path. You may need to try re-running configure with a --with-geosconfig parameter.])
fi
else
dnl GEOSCONFIG was specified; display a message to the user
if test "x$GEOSCONFIG" = "xyes"; then
AC_MSG_ERROR([you must specify a parameter to --with-geosconfig, e.g. --with-geosconfig=/path/to/geos-config])
else
if test -f $GEOSCONFIG; then
AC_MSG_RESULT([Using user-specified geos-config file: $GEOSCONFIG])
else
AC_MSG_ERROR([the user-specified geos-config file $GEOSCONFIG does not exist])
fi
fi
fi
dnl Extract the version information from geos_config
dnl Note: we extract the major & minor separately, ensure they are numeric,
dnl and then combine to give the final version.
dnl This is to guard against user error...
GEOS_MAJOR_VERSION=`$GEOSCONFIG --version | cut -d. -f1 | sed 's/[[^0-9]]//g'`
GEOS_MINOR_VERSION=`$GEOSCONFIG --version | cut -d. -f2 | sed 's/[[^0-9]]//g'`
GEOS_PATCH_VERSION=`$GEOSCONFIG --version | cut -d. -f3 | sed 's/[[^0-9]]//g'`
if test "x$GEOS_PATCH_VERSION" = "x"; then
GEOS_PATCH_VERSION="0";
fi
GEOS_FULL_VERSION=`$GEOSCONFIG --version`
POSTGIS_GEOS_VERSION="$GEOS_MAJOR_VERSION$GEOS_MINOR_VERSION"
GEOS_NUMERIC_PATCH_VERSION=`printf "%02d" $GEOS_PATCH_VERSION`
GEOS_NUMERIC_MINOR_VERSION=`printf "%02d" $GEOS_MINOR_VERSION`
GEOS_NUMERIC_VERSION="$GEOS_MAJOR_VERSION$GEOS_NUMERIC_MINOR_VERSION$GEOS_NUMERIC_PATCH_VERSION"
dnl Ensure that we are using GEOS >= 3.4.0
AC_MSG_RESULT([checking GEOS version... $GEOS_FULL_VERSION])
if test ! "$GEOS_NUMERIC_VERSION" -ge 30400; then
AC_MSG_ERROR([PostGIS requires GEOS >= 3.4.0])
fi
dnl Extract the linker and include flags
GEOS_LDFLAGS=`$GEOSCONFIG --ldflags`
GEOS_CPPFLAGS=-I`$GEOSCONFIG --includes`
AC_SUBST([GEOS_LDFLAGS])
AC_SUBST([GEOS_CPPFLAGS])
dnl Ensure that we can parse geos_c.h
CPPFLAGS_SAVE="$CPPFLAGS"
CPPFLAGS="$GEOS_CPPFLAGS"
AC_CHECK_HEADER([geos_c.h], [], [AC_MSG_ERROR([could not find geos_c.h - you may need to specify the directory of a geos-config file using --with-geosconfig])])
CPPFLAGS="$CPPFLAGS_SAVE"
dnl Ensure we can link against libgeos_c
LIBS_SAVE="$LIBS"
LIBS="$GEOS_LDFLAGS"
AC_CHECK_LIB([geos_c], [initGEOS],
[],
[AC_MSG_ERROR([could not find libgeos_c - you may need to specify the directory of a geos-config file using --with-geosconfig])],
[])
LIBS="$LIBS_SAVE"
AC_DEFINE_UNQUOTED([POSTGIS_GEOS_VERSION], [$POSTGIS_GEOS_VERSION], [GEOS library version])
AC_SUBST([POSTGIS_GEOS_VERSION])
AC_SUBST([GEOS_NUMERIC_VERSION])
dnl ===========================================================================
dnl SFCGAL library support
dnl ===========================================================================
AC_ARG_WITH([sfcgal],
[AS_HELP_STRING([--with-sfcgal=PATH], [Add SFCGAL support. ARG allows to specify an alternate PATH to sfcgal-config])],
[SFCGAL_CONFIG="$withval"],
[with_sfcgal=auto])
HAVE_SFCGAL="no"
if test "x$with_sfcgal" != "xno"; then
if test "x$with_sfcgal" = "xyes" -o "x$with_sfcgal" = "xauto"; then
AC_PATH_PROG([SFCGAL_CONFIG], [sfcgal-config], [])
fi
if test -x "$SFCGAL_CONFIG"; then
SFCGAL_VERSION=`$SFCGAL_CONFIG --version` || AC_MSG_ERROR([cannot determine sfcgal version (tried with $SFCGAL_CONFIG --version)])
SFCGAL_LDFLAGS=`$SFCGAL_CONFIG --libs`
SFCGAL_CPPFLAGS=`$SFCGAL_CONFIG --cflags`" -DHAVE_SFCGAL"
SFCGAL_MAJOR_VERSION=`echo $SFCGAL_VERSION | cut -d. -f1 | sed 's/[[^0-9]]//g'`
SFCGAL_MINOR_VERSION=`echo $SFCGAL_VERSION | cut -d. -f2 | sed 's/[[^0-9]]//g'`
POSTGIS_SFCGAL_VERSION="$SFCGAL_MAJOR_VERSION$SFCGAL_MINOR_VERSION"
AC_DEFINE_UNQUOTED([POSTGIS_SFCGAL_VERSION], [$POSTGIS_SFCGAL_VERSION], [SFCGAL library version at build time])
AC_SUBST([POSTGIS_SFCGAL_VERSION])
SFCGAL_STATIC=`$SFCGAL_CONFIG --static`
if test "x$SFCGAL_STATIC" = "xON"; then
AC_MSG_WARN([The SFCGAL version found is not installed as a dynamic library.])
else
SFCGAL="sfcgal"
HAVE_SFCGAL="yes"
fi
if test ! "$POSTGIS_SFCGAL_VERSION" -ge 11; then
AC_MSG_ERROR([PostGIS requires SFCGAL >= 1.1.0 (found $SFCGAL_VERSION)])
fi
else
if test "x$with_sfcgal" != "xauto"; then
AC_MSG_ERROR([sfcgal-config cannot be found. Please install sfcgal])
fi
fi
fi
AC_SUBST([SFCGAL_VERSION])
AC_SUBST([SFCGAL_CPPFLAGS])
AC_SUBST([SFCGAL_LDFLAGS])
AC_SUBST([SFCGAL_OBJS])
AC_SUBST([SFCGAL])
AC_SUBST([HAVE_SFCGAL])
dnl ===========================================================================
dnl Detect gettext
dnl ===========================================================================
GETTEXT_CFLAGS=""
GETTEXT_LDFLAGS=""
AC_ARG_WITH([gettext],
[AS_HELP_STRING([--with-gettext=PATH], [specify a path to non-default gettext installation])],
[GETTEXT_PATH="$withval"], [GETTEXT_PATH="yes"])
LDFLAGS_SAVE="$LDFLAGS"
CFLAGS_SAVE="$CFLAGS"
if test "x$GETTEXT_PATH" != "xno"; then
dnl If user has specified a custom gettext installation path, use it.
if test "x$GETTEXT_PATH" != "xyes"; then
AC_MSG_RESULT([checking user-specified gettext location: $GETTEXT_PATH])
GETTEXT_CFLAGS="-I$GETTEXT_PATH/include"
GETTEXT_LDFLAGS="-L$GETTEXT_PATH/lib"
LDFLAGS="$GETTEXT_LDFLAGS $LDFLAGS"
CFLAGS="$GETTEXT_CFLAGS $CFLAGS"
fi
AM_GNU_GETTEXT([external], [], [])
if test "x$LIBINTL" = "x"; then
USE_NLS=no
fi
fi
AC_SUBST([GETTEXT_CFLAGS])
AC_SUBST([GETTEXT_LDFLAGS])
LDFLAGS="$LDFLAGS_SAVE"
CFLAGS="$CFLAGS_SAVE"
dnl ===========================================================================
dnl Detect the version of PROJ.4 installed
dnl ===========================================================================
AC_ARG_WITH([projdir],
[AS_HELP_STRING([--with-projdir=PATH], [specify the PROJ.4 installation directory])],
[PROJDIR="$withval"], [PROJDIR=""])
if test ! "x$PROJDIR" = "x"; then
dnl Make sure that the directory exists
if test "x$PROJDIR" = "xyes"; then
AC_MSG_ERROR([you must specify a parameter to --with-projdir, e.g. --with-projdir=/path/to])
else
if test -d "$PROJDIR"; then
AC_MSG_RESULT([Using user-specified proj directory: $PROJDIR])
dnl Add the include directory to PROJ_CPPFLAGS
PROJ_CPPFLAGS="-I$PROJDIR/include"
PROJ_LDFLAGS="-L$PROJDIR/lib"
else
AC_MSG_ERROR([the --with-projdir directory "$PROJDIR" cannot be found])
fi
fi
fi
dnl Check that we can find the proj_api.h header file
CPPFLAGS_SAVE="$CPPFLAGS"
CPPFLAGS="$PROJ_CPPFLAGS"
AC_CHECK_HEADER([proj_api.h], [], [AC_MSG_ERROR([could not find proj_api.h - you may need to specify the directory of a PROJ.4 installation using --with-projdir])])
dnl Return the PROJ.4 version number
AC_PROJ_VERSION([POSTGIS_PROJ_VERSION])
AC_DEFINE_UNQUOTED([POSTGIS_PROJ_VERSION], [$POSTGIS_PROJ_VERSION], [PROJ library version])
AC_SUBST([POSTGIS_PROJ_VERSION])
CPPFLAGS="$CPPFLAGS_SAVE"
AC_SUBST([PROJ_CPPFLAGS])
AC_SUBST([PROJ_LDFLAGS])
dnl Ensure that we are using PROJ >= 4.6.0 (requires pj_set_searchpath)
if test ! "$POSTGIS_PROJ_VERSION" -ge 46; then
AC_MSG_ERROR([PostGIS requires PROJ >= 4.6.0])
fi
dnl Ensure we can link against libproj
LIBS_SAVE="$LIBS"
LIBS="$PROJ_LDFLAGS"
AC_CHECK_LIB([proj], [pj_get_release],
[],
[AC_MSG_ERROR([could not find libproj - you may need to specify the directory of a PROJ.4 installation using --with-projdir])],
[])
LIBS="$LIBS_SAVE"
dnl ===========================================================================
dnl Detect if json-c installed
dnl ===========================================================================
CHECK_JSON=yes
HAVE_JSON=no
HAVE_JSON_C=no
AC_ARG_WITH([json],
[AS_HELP_STRING([--without-json], [build without json-c support])],
[CHECK_JSON="$withval"], [])
if test "$CHECK_JSON" != "no"; then
AC_ARG_WITH([jsondir],
[AS_HELP_STRING([--with-jsondir=PATH], [specify the json-c installation directory])],
[JSONDIR="$withval"], [JSONDIR=])
if test ! "x$JSONDIR" = "x"; then
dnl Make sure that the directory exists
if test "x$JSONDIR" = "xyes"; then
AC_MSG_ERROR([you must specify a parameter to --with-jsondir, e.g. --with-jsondir=/path/to])
else
AC_MSG_RESULT([Using user-specified json-c directory: $JSONDIR])
dnl Add the include directory to JSON_CPPFLAGS
JSON_CPPFLAGS="-I$JSONDIR/include"
JSON_LDFLAGS="-L$JSONDIR/lib"
fi
fi
dnl Check that we can find the json/json.h header file
CPPFLAGS_SAVE="$CPPFLAGS"
CPPFLAGS="$JSON_CPPFLAGS"
AC_CHECK_HEADER([json/json.h], [HAVE_JSON=yes], [
AC_CHECK_HEADER([json-c/json.h], [HAVE_JSON=yes; HAVE_JSON_C=yes], [])
])
CPPFLAGS="$CPPFLAGS_SAVE"
dnl Ensure we can link against libjson
LIBS_SAVE="$LIBS"
LIBS="$JSON_LDFLAGS"
AC_CHECK_LIB([json-c], [json_object_get], [HAVE_JSON=yes; JSON_LDFLAGS="${JSON_LDFLAGS} -ljson-c"], [
AC_CHECK_LIB([json], [json_object_get], [HAVE_JSON=yes; JSON_LDFLAGS="${JSON_LDFLAGS} -ljson"], [], [])
], [])
LIBS="$LIBS_SAVE"
if test "$HAVE_JSON" = "yes"; then
AC_DEFINE([HAVE_LIBJSON], 1, [Define to 1 if libjson is present])
fi
if test "$HAVE_JSON_C" = "yes"; then
AC_DEFINE([HAVE_LIBJSON_C], 1, [Define to 1 if libjson resides in a json-c subdir])
fi
AC_SUBST([JSON_CPPFLAGS])
AC_SUBST([JSON_LDFLAGS])
AC_SUBST([HAVE_JSON])
fi
dnl ===========================================================================
dnl Detect if pkg-config installed
dnl ===========================================================================
# check for pkg-config
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
if test "$PKG_CONFIG" = "no"; then
AC_MSG_WARN([Cannot find pkg-config, make sure it is installed in your PATH])
fi
dnl ===========================================================================
dnl Detect if protobuf-c installed
dnl ===========================================================================
CHECK_PROTOBUF=yes
HAVE_PROTOBUF=no
AC_ARG_WITH([protobuf],
[AS_HELP_STRING([--without-protobuf], [build without protobuf-c support])],
[CHECK_PROTOBUF="$withval"], [])
dnl User didn't turn off protobuf support so...
if test "$CHECK_PROTOBUF" != "no"; then
AC_ARG_WITH([protobufdir],
[AS_HELP_STRING([--with-protobufdir=PATH], [specify the protobuf-c installation directory])],
[PROTOBUFDIR="$withval"], [PROTOBUFDIR=])
dnl User specified the directory to find protobuf in, check that and
dnl fail if it doesn't work
if test ! "x$PROTOBUFDIR" = "x"; then
dnl Make sure that the directory exists
if test "x$PROTOBUFDIR" = "xyes"; then
AC_MSG_ERROR([you must specify a parameter to --with-protobufdir, e.g. --with-protobufdir=/path/to])
else
AC_MSG_RESULT([Using user-specified protobuf-c directory: $PROTOBUFDIR])
dnl Add the include directory to PROTOBUF_CPPFLAGS
PROTOBUF_CPPFLAGS="-I$PROTOBUFDIR/include"
PROTOBUF_LDFLAGS="-L$PROTOBUFDIR/lib"
fi
dnl Check that we can find the protobuf/protobuf.h header file
CPPFLAGS_SAVE="$CPPFLAGS"
CPPFLAGS="$PROTOBUF_CPPFLAGS"
AC_CHECK_HEADER([protobuf-c/protobuf-c.h], [],
AC_MSG_ERROR([unable to find $PROTOBUFDIR/include/protobuf-c/protobuf-c.h])
)
CPPFLAGS="$CPPFLAGS_SAVE"
dnl Ensure we can link against libprotobuf-c
LIBS_SAVE="$LIBS"
LIBS="$PROTOBUF_LDFLAGS"
AC_CHECK_LIB([protobuf-c], [protobuf_c_message_check], [],
AC_MSG_ERROR([unable to link protobuf-c from $PROTOBUFDIR/lib])
)
HAVE_PROTOBUF=yes
PROTOBUF_LDFLAGS="-L$PROTOBUFDIR/lib -lprotobuf-c"
LIBS="$LIBS_SAVE"
dnl No user-specified protobuf dir, try to find one using pkg-config
else
if test "$PKG_CONFIG" = "no"; then
AC_MSG_WARN([Cannot find pkg-config, disabling protobuf support.])
HAVE_PROTOBUF=no
else
dnl Ensure libprotobuf-c is of minimum required version
PKG_CHECK_MODULES([PROTOBUFC], [libprotobuf-c >= 1.1.0], [
HAVE_PROTOBUF=yes;
PROTOBUF_CPPFLAGS=$PROTOBUFC_CFLAGS;
PROTOBUF_LDFLAGS=$PROTOBUFC_LIBS
],
[HAVE_PROTOBUF=no])
fi
fi
if test "$HAVE_PROTOBUF" = "yes"; then
AC_PATH_PROG(PROTOCC, protoc-c)
if test "x$PROTOCC" = "x"; then
AC_MSG_WARN([Protobuf compiler missing, disabling protobuf support.])
HAVE_PROTOBUF=no
else
AC_DEFINE([HAVE_LIBPROTOBUF], [1], [Define to 1 if libprotobuf-c is present])
fi
fi
AC_SUBST([PROTOBUF_CPPFLAGS])
AC_SUBST([PROTOBUF_LDFLAGS])
AC_SUBST([HAVE_PROTOBUF])
fi